Home / 673,995,332.40-1,010,694,400.20-310,601,079.60

Finding the Fourth Proportional to 673,995,332.40, 1,010,694,400.20 and 310,601,079.60

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Solution

The fourth proportional to 673,995,332.40, 1,010,694,400.20 and 310,601,079.60 is: 465,764,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,995,332.40 : 1,010,694,400.20 = 310,601,079.60 : x
  2. Step 2: Convert to fraction form
    673,995,332.40/1,010,694,400.20 = 310,601,079.60/x
  3. Step 3: Cross multiply
    673,995,332.40x = 1,010,694,400.20 × 310,601,079.60
  4. Step 4: Simplify right side
    673,995,332.40x = 313,922,771,847,794,496
  5. Step 5: Solve for x
    x = 313,922,771,847,794,496/673,995,332.40
  6. Step 6: Final answer
    x = 465,764,014.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.